I share some of my writing on here to get feedback. I think people on here are too positive, I never get any insults or critiques and God knows, the stuff I write is far from perfect :P
EP reserves all rights to whatever content you post here. Basically, they have become your publisher and own the content on this website.
I don't share anything because I'm scared people will steal. I don't use writing from other people. However, I think everything throughout your life influences you in some way.